SSH EN 61511-1:2017

Functional safety - Safety instrumented systems for the process industry sector - Part 1: Framework, definitions, system, hardware and application programming Requirements

Scope

IEC 61511-1:2016 is available as <a
href="https://webstore.iec.ch/publication/24237">IEC 61511-1:2016
RLV which contains the International Standard and its Redline
version, showing all changes of the technical content compared to
the previous edition.



IEC 61511-1:2016 gives requirements for the specification, design, installation, operation and maintenance of a safety instrumented system (SIS), so that it can be confidently entrusted to achieve or maintain a safe state of the process. IEC 61511-1 has been developed as a process sector implementation of IEC 61508:2010.